The Anglo-Saxons were the majority of inhabitants of England from about the 5th century to the Norman Conquest in 1066.The term was initially used to distinguish the Saxons of England from those in Europe.y Melissa Snell. Definition: The Anglo-Saxons were the majority of inhabitants of England from about the 5th century to the Norman Conquest in 1066. The term was initially used to distinguish the Saxons of England from those in Europe.
Johannes Kepler discovered that the orbits of planets are elliptical. Johannes Kepler.
The Science: Orbital Mechanics. Keplerâs Laws of Planetary Motion. While Copernicus rightly observed that the planets revolve around the Sun, it was Kepler who correctly defined their orbits. At the age of 27, Kepler became the assistant of a wealthy astronomer, Tycho Brahe, who asked him to define the orbit of Mars.